xref: /netbsd-src/sys/compat/sunos/sunos_ioctl.c (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: sunos_ioctl.c,v 1.49 2004/06/01 10:27:39 pk Exp $	*/
2 
3 /*
4  * Copyright (c) 1993 Markus Wild.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: sunos_ioctl.c,v 1.49 2004/06/01 10:27:39 pk Exp $");
31 
32 #if defined(_KERNEL_OPT)
33 #include "opt_execfmt.h"
34 #endif
35 
36 #include <sys/param.h>
37 #include <sys/proc.h>
38 #include <sys/systm.h>
39 #include <sys/file.h>
40 #include <sys/filedesc.h>
41 #include <sys/ioctl.h>
42 #include <sys/termios.h>
43 #include <sys/tty.h>
44 #include <sys/socket.h>
45 #include <sys/audioio.h>
46 #include <sys/vnode.h>
47 #include <sys/mount.h>
48 #include <sys/disklabel.h>
49 #include <sys/sa.h>
50 #include <sys/syscallargs.h>
51 
52 #include <miscfs/specfs/specdev.h>
53 
54 #include <net/if.h>
55 
56 #include <dev/sun/disklabel.h>
57 
58 #include <compat/sunos/sunos.h>
59 #include <compat/sunos/sunos_syscallargs.h>
60 #include <compat/common/compat_util.h>
61 
62 /*
63  * SunOS ioctl calls.
64  * This file is something of a hodge-podge.
65  * Support gets added as things turn up....
66  */
67 
68 static const struct speedtab sptab[] = {
69 	{ 0, 0 },
70 	{ 50, 1 },
71 	{ 75, 2 },
72 	{ 110, 3 },
73 	{ 134, 4 },
74 	{ 135, 4 },
75 	{ 150, 5 },
76 	{ 200, 6 },
77 	{ 300, 7 },
78 	{ 600, 8 },
79 	{ 1200, 9 },
80 	{ 1800, 10 },
81 	{ 2400, 11 },
82 	{ 4800, 12 },
83 	{ 9600, 13 },
84 	{ 19200, 14 },
85 	{ 38400, 15 },
86 	{ -1, -1 }
87 };
88 
89 static const u_long s2btab[] = {
90 	0,
91 	50,
92 	75,
93 	110,
94 	134,
95 	150,
96 	200,
97 	300,
98 	600,
99 	1200,
100 	1800,
101 	2400,
102 	4800,
103 	9600,
104 	19200,
105 	38400,
106 };
107 
108 static void stios2btios __P((struct sunos_termios *, struct termios *));
109 static void btios2stios __P((struct termios *, struct sunos_termios *));
110 static void stios2stio __P((struct sunos_termios *, struct sunos_termio *));
111 static void stio2stios __P((struct sunos_termio *, struct sunos_termios *));
112 
113 /*
114  * These two conversion functions have mostly been done
115  * with some perl cut&paste, then hand-edited to comment
116  * out what doesn't exist under NetBSD.
117  * A note from Markus's code:
118  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
119  *	optimally by gcc m68k, much better than any ?: stuff.
120  *	Code may vary with different architectures of course.
121  *
122  * I don't know what optimizer you used, but seeing divu's and
123  * bfextu's in the m68k assembly output did not encourage me...
124  * as well, gcc on the sparc definitely generates much better
125  * code with `?:'.
126  */
127 
128 static void
129 stios2btios(st, bt)
130 	struct sunos_termios *st;
131 	struct termios *bt;
132 {
133 	u_long l, r;
134 
135 	l = st->c_iflag;
136 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
137 	r |=	((l & 0x00000002) ? BRKINT	: 0);
138 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
139 	r |=	((l & 0x00000008) ? PARMRK	: 0);
140 	r |=	((l & 0x00000010) ? INPCK	: 0);
141 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
142 	r |= 	((l & 0x00000040) ? INLCR	: 0);
143 	r |=	((l & 0x00000080) ? IGNCR	: 0);
144 	r |=	((l & 0x00000100) ? ICRNL	: 0);
145 	/*	((l & 0x00000200) ? IUCLC	: 0) */
146 	r |=	((l & 0x00000400) ? IXON	: 0);
147 	r |=	((l & 0x00000800) ? IXANY	: 0);
148 	r |=	((l & 0x00001000) ? IXOFF	: 0);
149 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
150 	bt->c_iflag = r;
151 
152 	l = st->c_oflag;
153 	r = 	((l & 0x00000001) ? OPOST	: 0);
154 	/*	((l & 0x00000002) ? OLCUC	: 0) */
155 	r |=	((l & 0x00000004) ? ONLCR	: 0);
156 	/*	((l & 0x00000008) ? OCRNL	: 0) */
157 	/*	((l & 0x00000010) ? ONOCR	: 0) */
158 	/*	((l & 0x00000020) ? ONLRET	: 0) */
159 	/*	((l & 0x00000040) ? OFILL	: 0) */
160 	/*	((l & 0x00000080) ? OFDEL	: 0) */
161 	/*	((l & 0x00000100) ? NLDLY	: 0) */
162 	/*	((l & 0x00000100) ? NL1		: 0) */
163 	/*	((l & 0x00000600) ? CRDLY	: 0) */
164 	/*	((l & 0x00000200) ? CR1		: 0) */
165 	/*	((l & 0x00000400) ? CR2		: 0) */
166 	/*	((l & 0x00000600) ? CR3		: 0) */
167 	/*	((l & 0x00001800) ? TABDLY	: 0) */
168 	/*	((l & 0x00000800) ? TAB1	: 0) */
169 	/*	((l & 0x00001000) ? TAB2	: 0) */
170 	r |=	((l & 0x00001800) ? OXTABS	: 0);
171 	/*	((l & 0x00002000) ? BSDLY	: 0) */
172 	/*	((l & 0x00002000) ? BS1		: 0) */
173 	/*	((l & 0x00004000) ? VTDLY	: 0) */
174 	/*	((l & 0x00004000) ? VT1		: 0) */
175 	/*	((l & 0x00008000) ? FFDLY	: 0) */
176 	/*	((l & 0x00008000) ? FF1		: 0) */
177 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
178 	/*	((l & 0x00020000) ? WRAP	: 0) */
179 	bt->c_oflag = r;
180 
181 	l = st->c_cflag;
182 	switch (l & 0x00000030) {
183 	case 0:
184 		r = CS5;
185 		break;
186 	case 0x00000010:
187 		r = CS6;
188 		break;
189 	case 0x00000020:
190 		r = CS7;
191 		break;
192 	case 0x00000030:
193 		r = CS8;
194 		break;
195 	}
196 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
197 	r |=	((l & 0x00000080) ? CREAD	: 0);
198 	r |= 	((l & 0x00000100) ? PARENB	: 0);
199 	r |=	((l & 0x00000200) ? PARODD	: 0);
200 	r |=	((l & 0x00000400) ? HUPCL	: 0);
201 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
202 	/*	((l & 0x00001000) ? LOBLK	: 0) */
203 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
204 	bt->c_cflag = r;
205 
206 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
207 
208 	l = st->c_lflag;
209 	r = 	((l & 0x00000001) ? ISIG	: 0);
210 	r |=	((l & 0x00000002) ? ICANON	: 0);
211 	/*	((l & 0x00000004) ? XCASE	: 0) */
212 	r |=	((l & 0x00000008) ? ECHO	: 0);
213 	r |=	((l & 0x00000010) ? ECHOE	: 0);
214 	r |=	((l & 0x00000020) ? ECHOK	: 0);
215 	r |=	((l & 0x00000040) ? ECHONL	: 0);
216 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
217 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
218 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
219 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
220 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
221 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
222 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
223 	r |=	((l & 0x00004000) ? PENDIN	: 0);
224 	bt->c_lflag = r;
225 
226 	bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
227 	bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
228 	bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
229 	bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
230 	bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
231 	bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
232 	bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
233     /*	bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
234 	bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
235 	bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
236 	bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
237 	bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
238 	bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
239 	bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
240 	bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
241 	bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
242 	bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
243 
244 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
245 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
246 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
247 }
248 
249 
250 static void
251 btios2stios(bt, st)
252 	struct termios *bt;
253 	struct sunos_termios *st;
254 {
255 	u_long l, r;
256 	int s;
257 
258 	l = bt->c_iflag;
259 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
260 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
261 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
262 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
263 	r |=	((l &   INPCK) ? 0x00000010	: 0);
264 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
265 	r |=	((l &   INLCR) ? 0x00000040	: 0);
266 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
267 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
268 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
269 	r |=	((l &    IXON) ? 0x00000400	: 0);
270 	r |=	((l &   IXANY) ? 0x00000800	: 0);
271 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
272 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
273 	st->c_iflag = r;
274 
275 	l = bt->c_oflag;
276 	r =	((l &   OPOST) ? 0x00000001	: 0);
277 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
278 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
279 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
280 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
281 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
282 	/*	((l &   OFILL) ? 0x00000040	: 0) */
283 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
284 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
285 	/*	((l &     NL1) ? 0x00000100	: 0) */
286 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
287 	/*	((l &     CR1) ? 0x00000200	: 0) */
288 	/*	((l &     CR2) ? 0x00000400	: 0) */
289 	/*	((l &     CR3) ? 0x00000600	: 0) */
290 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
291 	/*	((l &    TAB1) ? 0x00000800	: 0) */
292 	/*	((l &    TAB2) ? 0x00001000	: 0) */
293 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
294 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
295 	/*	((l &     BS1) ? 0x00002000	: 0) */
296 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
297 	/*	((l &     VT1) ? 0x00004000	: 0) */
298 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
299 	/*	((l &     FF1) ? 0x00008000	: 0) */
300 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
301 	/*	((l &    WRAP) ? 0x00020000	: 0) */
302 	st->c_oflag = r;
303 
304 	l = bt->c_cflag;
305 	switch (l & CSIZE) {
306 	case CS5:
307 		r = 0;
308 		break;
309 	case CS6:
310 		r = 0x00000010;
311 		break;
312 	case CS7:
313 		r = 0x00000020;
314 		break;
315 	case CS8:
316 		r = 0x00000030;
317 		break;
318 	}
319 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
320 	r |=	((l &   CREAD) ? 0x00000080	: 0);
321 	r |=	((l &  PARENB) ? 0x00000100	: 0);
322 	r |=	((l &  PARODD) ? 0x00000200	: 0);
323 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
324 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
325 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
326 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
327 	st->c_cflag = r;
328 
329 	l = bt->c_lflag;
330 	r =	((l &    ISIG) ? 0x00000001	: 0);
331 	r |=	((l &  ICANON) ? 0x00000002	: 0);
332 	/*	((l &   XCASE) ? 0x00000004	: 0) */
333 	r |=	((l &    ECHO) ? 0x00000008	: 0);
334 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
335 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
336 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
337 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
338 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
339 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
340 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
341 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
342 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
343 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
344 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
345 	st->c_lflag = r;
346 
347 	s = ttspeedtab(bt->c_ospeed, sptab);
348 	if (s >= 0)
349 		st->c_cflag |= s;
350 
351 	st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
352 	st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
353 	st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
354 	st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
355 	st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
356 	st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
357 	st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
358 	st->c_cc[7] = 0;
359 		/*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
360 	st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
361 	st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
362 	st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
363 	st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
364 	st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
365 	st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
366 	st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
367 	st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
368 	st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
369 
370 	if (!(bt->c_lflag & ICANON)) {
371 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
372 		st->c_cc[4] = bt->c_cc[VMIN];
373 		st->c_cc[5] = bt->c_cc[VTIME];
374 	}
375 
376 	st->c_line = 0;
377 }
378 
379 static void
380 stios2stio(ts, t)
381 	struct sunos_termios *ts;
382 	struct sunos_termio *t;
383 {
384 	t->c_iflag = ts->c_iflag;
385 	t->c_oflag = ts->c_oflag;
386 	t->c_cflag = ts->c_cflag;
387 	t->c_lflag = ts->c_lflag;
388 	t->c_line  = ts->c_line;
389 	memcpy(t->c_cc, ts->c_cc, 8);
390 }
391 
392 static void
393 stio2stios(t, ts)
394 	struct sunos_termio *t;
395 	struct sunos_termios *ts;
396 {
397 	ts->c_iflag = t->c_iflag;
398 	ts->c_oflag = t->c_oflag;
399 	ts->c_cflag = t->c_cflag;
400 	ts->c_lflag = t->c_lflag;
401 	ts->c_line  = t->c_line;
402 	memcpy(ts->c_cc, t->c_cc, 8); /* don't touch the upper fields! */
403 }
404 
405 int
406 sunos_sys_ioctl(l, v, retval)
407 	struct lwp *l;
408 	void *v;
409 	register_t *retval;
410 {
411 	struct sunos_sys_ioctl_args /* {
412 		int	fd;
413 		u_long	com;
414 		caddr_t	data;
415 	} */ *uap = v;
416 	struct proc *p = l->l_proc;
417 	struct filedesc *fdp = p->p_fd;
418 	struct file *fp;
419 	int (*ctl)(struct file *, u_long, void *, struct proc *);
420 	int error;
421 
422 	if ((fp = fd_getfile(fdp, SCARG(uap, fd))) == NULL)
423 		return EBADF;
424 
425 	FILE_USE(fp);
426 
427 	if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
428 		error = EBADF;
429 		goto out;
430 	}
431 
432 	error = EPASSTHROUGH;
433 	ctl = fp->f_ops->fo_ioctl;
434 
435 	switch (SCARG(uap, com)) {
436 	case _IOR('t', 0, int):
437 		SCARG(uap, com) = TIOCGETD;
438 		break;
439 	case _IOW('t', 1, int):
440 	    {
441 		int disc;
442 
443 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
444 		    sizeof disc)) != 0)
445 			break;
446 
447 		/* map SunOS NTTYDISC into our termios discipline */
448 		if (disc == 2)
449 			disc = 0;
450 		/* all other disciplines are not supported by NetBSD */
451 		if (disc) {
452 			error = ENXIO;
453 			break;
454 		}
455 
456 		error = (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
457 	    }
458 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
459 	    {
460 		int x;	/* unused */
461 
462 		error = copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
463 		break;
464 	    }
465 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
466 	    {
467 		int x = 0;
468 
469 		error = copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
470 		break;
471 	    }
472 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
473 	    {
474 		int on = 1;
475 		error = (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
476 		break;
477 	    }
478 	case _IOW('t', 37, struct sunos_ttysize):
479 	    {
480 		struct winsize ws;
481 		struct sunos_ttysize ss;
482 
483 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
484 			break;
485 
486 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
487 			break;
488 
489 		ws.ws_row = ss.ts_row;
490 		ws.ws_col = ss.ts_col;
491 
492 		error = (*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p);
493 		break;
494 	    }
495 	case _IOW('t', 38, struct sunos_ttysize):
496 	    {
497 		struct winsize ws;
498 		struct sunos_ttysize ss;
499 
500 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
501 			break;
502 
503 		ss.ts_row = ws.ws_row;
504 		ss.ts_col = ws.ws_col;
505 
506 		error = copyout((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
507 		break;
508 	    }
509 	case _IOR('t', 119, int):	/* TIOCGPGRP */
510 	    {
511 		int pgrp;
512 
513 		error = (*ctl)(fp, TIOCGPGRP, (caddr_t)&pgrp, p);
514 		if (error == 0 && pgrp == 0)
515 			error = EIO;
516 		if (error)
517 			break;
518 		error = copyout((caddr_t)&pgrp, SCARG(uap, data), sizeof(pgrp));
519 		break;
520 	    }
521 	case _IOW('t', 130, int):	/* TIOCSETPGRP: posix variant */
522 		SCARG(uap, com) = TIOCSPGRP;
523 		break;
524 	case _IOR('t', 131, int):	/* TIOCGETPGRP: posix variant */
525 	    {
526 		/*
527 		 * sigh, must do error translation on pty devices.  if the pgrp
528 		 * returned is 0 (and no error), we convert this to EIO, if it
529 		 * is on a pty.
530 		 */
531 		int pgrp;
532 		struct vnode *vp;
533 
534 		error = (*ctl)(fp, TIOCGPGRP, (caddr_t)&pgrp, p);
535 		if (error) {
536 			vp = (struct vnode *)fp->f_data;
537 			if ((error == EIO || (error == 0 && pgrp == 0)) &&
538 			    vp != NULL &&
539 			    vp->v_type == VCHR &&
540 			    major(vp->v_rdev) == 21)
541 				error = ENOTTY;
542 			break;
543 		}
544 		error = copyout((caddr_t)&pgrp, SCARG(uap, data), sizeof(pgrp));
545 		break;
546 	    }
547 	case _IO('t', 132):
548 		SCARG(uap, com) = TIOCSCTTY;
549 		break;
550 	case SUNOS_TCGETA:
551 	case SUNOS_TCGETS:
552 	    {
553 		struct termios bts;
554 		struct sunos_termios sts;
555 		struct sunos_termio st;
556 
557 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
558 			break;
559 
560 		btios2stios (&bts, &sts);
561 		if (SCARG(uap, com) == SUNOS_TCGETA) {
562 			stios2stio (&sts, &st);
563 			error = copyout((caddr_t)&st, SCARG(uap, data),
564 			    sizeof (st));
565 		} else
566 			error = copyout((caddr_t)&sts, SCARG(uap, data),
567 			    sizeof (sts));
568 		break;
569 	    }
570 	case SUNOS_TCSETA:
571 	case SUNOS_TCSETAW:
572 	case SUNOS_TCSETAF:
573 	    {
574 		struct termios bts;
575 		struct sunos_termios sts;
576 		struct sunos_termio st;
577 
578 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
579 		    sizeof (st))) != 0)
580 			break;
581 
582 		/* get full BSD termios so we don't lose information */
583 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
584 			break;
585 
586 		/*
587 		 * convert to sun termios, copy in information from
588 		 * termio, and convert back, then set new values.
589 		 */
590 		btios2stios(&bts, &sts);
591 		stio2stios(&st, &sts);
592 		stios2btios(&sts, &bts);
593 
594 		error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETA + TIOCSETA,
595 		    (caddr_t)&bts, p);
596 		break;
597 	    }
598 	case SUNOS_TCSETS:
599 	case SUNOS_TCSETSW:
600 	case SUNOS_TCSETSF:
601 	    {
602 		struct termios bts;
603 		struct sunos_termios sts;
604 
605 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
606 		    sizeof (sts))) != 0)
607 			break;
608 		stios2btios (&sts, &bts);
609 		error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETS + TIOCSETA,
610 		    (caddr_t)&bts, p);
611 		break;
612 	    }
613 /*
614  * Pseudo-tty ioctl translations.
615  */
616 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
617 		int error, on;
618 
619 		error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on));
620 		if (error)
621 			break;
622 		error = (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
623 		break;
624 	}
625 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
626 		int error, sig;
627 
628 		error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig));
629 		if (error)
630 			break;
631 		error = (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
632 		break;
633 	}
634 
635 /*
636  * Socket ioctl translations.
637  */
638 #define IFREQ_IN(a) { \
639 	struct ifreq ifreq; \
640 	error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq)); \
641 	if (error) \
642 		break; \
643 	error = (*ctl)(fp, a, (caddr_t)&ifreq, p); \
644 	break; \
645 }
646 #define IFREQ_INOUT(a) { \
647 	struct ifreq ifreq; \
648 	error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq)); \
649 	if (error) \
650 		break; \
651 	if ((error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) != 0) \
652 		break; \
653 	error = copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
654 	break; \
655 }
656 
657 	case _IOW('i', 12, struct ifreq):	/* SIOCSIFADDR */
658 	case _IOW('i', 14, struct ifreq):	/* SIOCSIFDSTADDR */
659 	case _IOW('i', 16, struct ifreq):	/* SIOCSIFFLAGS */
660 	case _IOWR('i', 17, struct ifreq):	/* SIOCGIFFLAGS */
661 	case _IOW('i', 30, struct arpreq):	/* SIOCSARP */
662 	case _IOWR('i', 31, struct arpreq):	/* SIOCGARP */
663 	case _IOW('i', 32, struct arpreq):	/* SIOCDARP */
664 		break;
665 
666 	case _IOWR('i', 13, struct ifreq):
667 		IFREQ_INOUT(OSIOCGIFADDR);
668 
669 	case _IOWR('i', 15, struct ifreq):
670 		IFREQ_INOUT(OSIOCGIFDSTADDR);
671 
672 	case _IOW('i', 21, struct ifreq):
673 		IFREQ_IN(SIOCSIFMTU);
674 
675 	case _IOWR('i', 22, struct ifreq):
676 		IFREQ_INOUT(SIOCGIFMTU);
677 
678 	case _IOWR('i', 23, struct ifreq):
679 		IFREQ_INOUT(SIOCGIFBRDADDR);
680 
681 	case _IOW('i', 24, struct ifreq):
682 		IFREQ_IN(SIOCSIFBRDADDR);
683 
684 	case _IOWR('i', 25, struct ifreq):
685 		IFREQ_INOUT(OSIOCGIFNETMASK);
686 
687 	case _IOW('i', 26, struct ifreq):
688 		IFREQ_IN(SIOCSIFNETMASK);
689 
690 	case _IOWR('i', 27, struct ifreq):
691 		IFREQ_INOUT(SIOCGIFMETRIC);
692 
693 	case _IOWR('i', 28, struct ifreq):
694 		IFREQ_IN(SIOCSIFMETRIC);
695 
696 	case _IOW('i', 18, struct ifreq):	/* SIOCSIFMEM */
697 	case _IOWR('i', 19, struct ifreq):	/* SIOCGIFMEM */
698 	case _IOW('i', 40, struct ifreq):	/* SIOCUPPER */
699 	case _IOW('i', 41, struct ifreq):	/* SIOCLOWER */
700 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
701 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
702 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
703 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
704 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
705 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
706 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
707 		error = EOPNOTSUPP;
708 		break;
709 
710 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
711 	    {
712 		struct ifconf ifconf;
713 
714 		/*
715 		 * XXX: two more problems
716 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
717 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
718 		 */
719 		error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
720 		    sizeof (ifconf));
721 		if (error)
722 			break;
723 		error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p);
724 		if (error)
725 			break;
726 		error = copyout ((caddr_t)&ifconf, SCARG(uap, data),
727 		    sizeof (ifconf));
728 		break;
729 	    }
730 
731 /*
732  * Audio ioctl translations.
733  */
734 	case _IOR('A', 1, struct sunos_audio_info):	/* AUDIO_GETINFO */
735 	sunos_au_getinfo:
736 	    {
737 		struct audio_info aui;
738 		struct sunos_audio_info sunos_aui;
739 
740 		error = (*ctl)(fp, AUDIO_GETINFO, (caddr_t)&aui, p);
741 		if (error)
742 			break;
743 
744 		sunos_aui.play = *(struct sunos_audio_prinfo *)&aui.play;
745 		sunos_aui.record = *(struct sunos_audio_prinfo *)&aui.record;
746 
747 		/* `avail_ports' is `seek' in BSD */
748 		sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
749 		sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
750 
751 		sunos_aui.play.waiting = 0;
752 		sunos_aui.record.waiting = 0;
753 		sunos_aui.play.eof = 0;
754 		sunos_aui.record.eof = 0;
755 		sunos_aui.monitor_gain = 0; /* aui.__spare; XXX */
756 		/*XXXsunos_aui.output_muted = 0;*/
757 		/*XXX*/sunos_aui.reserved[0] = 0;
758 		/*XXX*/sunos_aui.reserved[1] = 0;
759 		/*XXX*/sunos_aui.reserved[2] = 0;
760 		/*XXX*/sunos_aui.reserved[3] = 0;
761 
762 		error = copyout ((caddr_t)&sunos_aui, SCARG(uap, data),
763 				sizeof (sunos_aui));
764 		break;
765 	    }
766 
767 	case _IOWR('A', 2, struct sunos_audio_info):	/* AUDIO_SETINFO */
768 	    {
769 		struct audio_info aui;
770 		struct sunos_audio_info sunos_aui;
771 
772 		error = copyin (SCARG(uap, data), (caddr_t)&sunos_aui,
773 		    sizeof (sunos_aui));
774 		if (error)
775 			break;
776 
777 		aui.play = *(struct audio_prinfo *)&sunos_aui.play;
778 		aui.record = *(struct audio_prinfo *)&sunos_aui.record;
779 		/* aui.__spare = sunos_aui.monitor_gain; */
780 		aui.blocksize = ~0;
781 		aui.hiwat = ~0;
782 		aui.lowat = ~0;
783 		/* XXX somebody check this please. - is: aui.backlog = ~0; */
784 		aui.mode = ~0;
785 		/*
786 		 * The bsd driver does not distinguish between paused and
787 		 * active. (In the sun driver, not active means samples are
788 		 * not output at all, but paused means the last streams buffer
789 		 * is drained and then output stops.)  If either are 0, then
790 		 * when stop output. Otherwise, if either are non-zero,
791 		 * we resume.
792 		 */
793 		if (sunos_aui.play.pause == 0 || sunos_aui.play.active == 0)
794 			aui.play.pause = 0;
795 		else if (sunos_aui.play.pause != (u_char)~0 ||
796 			 sunos_aui.play.active != (u_char)~0)
797 			aui.play.pause = 1;
798 		if (sunos_aui.record.pause == 0 || sunos_aui.record.active == 0)
799 			aui.record.pause = 0;
800 		else if (sunos_aui.record.pause != (u_char)~0 ||
801 			 sunos_aui.record.active != (u_char)~0)
802 			aui.record.pause = 1;
803 
804 		error = (*ctl)(fp, AUDIO_SETINFO, (caddr_t)&aui, p);
805 		if (error)
806 			break;
807 		/* Return new state */
808 		goto sunos_au_getinfo;
809 	    }
810 	case _IO('A', 3):	/* AUDIO_DRAIN */
811 		error = (*ctl)(fp, AUDIO_DRAIN, (void *)0, p);
812 		break;
813 	case _IOR('A', 4, int):	/* AUDIO_GETDEV */
814 	    {
815 		int devtype = SUNOS_AUDIO_DEV_AMD;
816 		error = copyout ((caddr_t)&devtype, SCARG(uap, data),
817 				sizeof (devtype));
818 		break;
819 	    }
820 
821 /*
822  * Selected streams ioctls.
823  */
824 #define SUNOS_S_FLUSHR		1
825 #define SUNOS_S_FLUSHW		2
826 #define SUNOS_S_FLUSHRW		3
827 
828 #define SUNOS_S_INPUT		1
829 #define SUNOS_S_HIPRI		2
830 #define SUNOS_S_OUTPUT		4
831 #define SUNOS_S_MSG		8
832 
833 	case _IO('S', 5):	/* I_FLUSH */
834 	    {
835 		int tmp = 0;
836 		switch ((int)(u_long)SCARG(uap, data)) {
837 		case SUNOS_S_FLUSHR:	tmp = FREAD;
838 		case SUNOS_S_FLUSHW:	tmp = FWRITE;
839 		case SUNOS_S_FLUSHRW:	tmp = FREAD|FWRITE;
840 		}
841                 error = (*ctl)(fp, TIOCFLUSH, (caddr_t)&tmp, p);
842 		break;
843 	    }
844 	case _IO('S', 9):	/* I_SETSIG */
845 	    {
846 		int on = 1;
847 		if (((int)(u_long)SCARG(uap, data) &
848 			(SUNOS_S_HIPRI|SUNOS_S_INPUT)) == SUNOS_S_HIPRI) {
849 			error = EOPNOTSUPP;
850 			break;
851 		}
852                 error = (*ctl)(fp, FIOASYNC, (caddr_t)&on, p);
853 		break;
854 	    }
855 	/*
856 	 * SunOS disk ioctls, taken from arch/sparc/sparc/disksubr.c
857 	 * (which was from the old sparc/scsi/sun_disklabel.c), and
858 	 * modified to suite.
859 	 */
860 	case DKIOCGGEOM:
861             {
862 		struct disklabel dl;
863 
864 		error = (*ctl)(fp, DIOCGDINFO, (caddr_t)&dl, p);
865 		if (error)
866 			break;
867 
868 #define datageom	((struct sun_dkgeom *)SCARG(uap, data))
869 		memset(SCARG(uap, data), 0, sizeof(*datageom));
870 
871 		datageom->sdkc_ncylinders = dl.d_ncylinders;
872 		datageom->sdkc_acylinders = dl.d_acylinders;
873 		datageom->sdkc_ntracks = dl.d_ntracks;
874 		datageom->sdkc_nsectors = dl.d_nsectors;
875 		datageom->sdkc_interleave = dl.d_interleave;
876 		datageom->sdkc_sparespercyl = dl.d_sparespercyl;
877 		datageom->sdkc_rpm = dl.d_rpm;
878 		datageom->sdkc_pcylinders = dl.d_ncylinders + dl.d_acylinders;
879 #undef datageom
880 		break;
881 	    }
882 
883 	case DKIOCINFO:
884 		/* Homey don't do DKIOCINFO */
885 		memset(SCARG(uap, data), 0, sizeof(struct sun_dkctlr));
886 		break;
887 
888 	case DKIOCGPART:
889             {
890 		struct partinfo pi;
891 
892 		error = (*ctl)(fp, DIOCGPART, (caddr_t)&pi, p);
893 		if (error)
894 			break;
895 
896 		if (pi.disklab->d_secpercyl == 0) {
897 			error = ERANGE;	/* XXX */
898 			break;
899 		}
900 		if (pi.part->p_offset % pi.disklab->d_secpercyl != 0) {
901 			error = ERANGE;	/* XXX */
902 			break;
903 		}
904 
905 #define datapart	((struct sun_dkpart *)SCARG(uap, data))
906 		datapart->sdkp_cyloffset = pi.part->p_offset / pi.disklab->d_secpercyl;
907 		datapart->sdkp_nsectors = pi.part->p_size;
908 #undef datapart
909 		break;
910 	    }
911 
912 	}
913 
914 out:
915 	FILE_UNUSE(fp, p);
916 	if (error == EPASSTHROUGH)
917 		error = sys_ioctl(l, uap, retval);
918 	return (error);
919 }
920 
921 /* SunOS fcntl(2) cmds not implemented */
922 #define SUN_F_RGETLK	10
923 #define SUN_F_RSETLK	11
924 #define SUN_F_CNVT	12
925 #define SUN_F_RSETLKW	13
926 
927 /* SunOS flock translation */
928 struct sunos_flock {
929 	short	l_type;
930 	short	l_whence;
931 	long	l_start;
932 	long	l_len;
933 	short	l_pid;
934 	short	l_xxx;
935 };
936 
937 static void bsd_to_sunos_flock __P((struct flock *, struct sunos_flock *));
938 static void sunos_to_bsd_flock __P((struct sunos_flock *, struct flock *));
939 
940 #define SUNOS_F_RDLCK	1
941 #define	SUNOS_F_WRLCK	2
942 #define SUNOS_F_UNLCK	3
943 
944 static void
945 bsd_to_sunos_flock(iflp, oflp)
946 	struct flock		*iflp;
947 	struct sunos_flock	*oflp;
948 {
949 	switch (iflp->l_type) {
950 	case F_RDLCK:
951 		oflp->l_type = SUNOS_F_RDLCK;
952 		break;
953 	case F_WRLCK:
954 		oflp->l_type = SUNOS_F_WRLCK;
955 		break;
956 	case F_UNLCK:
957 		oflp->l_type = SUNOS_F_UNLCK;
958 		break;
959 	default:
960 		oflp->l_type = -1;
961 		break;
962 	}
963 
964 	oflp->l_whence = (short) iflp->l_whence;
965 	oflp->l_start = (long) iflp->l_start;
966 	oflp->l_len = (long) iflp->l_len;
967 	oflp->l_pid = (short) iflp->l_pid;
968 	oflp->l_xxx = 0;
969 }
970 
971 
972 static void
973 sunos_to_bsd_flock(iflp, oflp)
974 	struct sunos_flock	*iflp;
975 	struct flock		*oflp;
976 {
977 	switch (iflp->l_type) {
978 	case SUNOS_F_RDLCK:
979 		oflp->l_type = F_RDLCK;
980 		break;
981 	case SUNOS_F_WRLCK:
982 		oflp->l_type = F_WRLCK;
983 		break;
984 	case SUNOS_F_UNLCK:
985 		oflp->l_type = F_UNLCK;
986 		break;
987 	default:
988 		oflp->l_type = -1;
989 		break;
990 	}
991 
992 	oflp->l_whence = iflp->l_whence;
993 	oflp->l_start = (off_t) iflp->l_start;
994 	oflp->l_len = (off_t) iflp->l_len;
995 	oflp->l_pid = (pid_t) iflp->l_pid;
996 
997 }
998 static struct {
999 	long	sun_flg;
1000 	long	bsd_flg;
1001 } sunfcntl_flgtab[] = {
1002 	/* F_[GS]ETFLags that differ: */
1003 #define SUN_FSETBLK	0x0010
1004 #define SUN_SHLOCK	0x0080
1005 #define SUN_EXLOCK	0x0100
1006 #define SUN_FNBIO	0x1000
1007 #define SUN_FSYNC	0x2000
1008 #define SUN_NONBLOCK	0x4000
1009 #define SUN_FNOCTTY	0x8000
1010 	{ SUN_NONBLOCK, O_NONBLOCK },
1011 	{ SUN_FNBIO, O_NONBLOCK },
1012 	{ SUN_SHLOCK, O_SHLOCK },
1013 	{ SUN_EXLOCK, O_EXLOCK },
1014 	{ SUN_FSYNC, O_FSYNC },
1015 	{ SUN_FSETBLK, 0 },
1016 	{ SUN_FNOCTTY, 0 }
1017 };
1018 
1019 int
1020 sunos_sys_fcntl(l, v, retval)
1021 	struct lwp *l;
1022 	void *v;
1023 	register_t *retval;
1024 {
1025 	struct sunos_sys_fcntl_args *uap = v;
1026 	struct proc *p = l->l_proc;
1027 	long flg;
1028 	int n, ret;
1029 
1030 
1031 	switch (SCARG(uap, cmd)) {
1032 	case F_SETFL:
1033 		flg = (long)SCARG(uap, arg);
1034 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
1035 		while (--n >= 0) {
1036 			if (flg & sunfcntl_flgtab[n].sun_flg) {
1037 				flg &= ~sunfcntl_flgtab[n].sun_flg;
1038 				flg |= sunfcntl_flgtab[n].bsd_flg;
1039 			}
1040 		}
1041 		SCARG(uap, arg) = (void *)flg;
1042 		break;
1043 
1044 	case F_GETLK:
1045 	case F_SETLK:
1046 	case F_SETLKW:
1047 		{
1048 			int error;
1049 			struct sunos_flock	 ifl;
1050 			struct flock		*flp, fl;
1051 			caddr_t sg = stackgap_init(p, 0);
1052 			struct sys_fcntl_args		fa;
1053 
1054 			SCARG(&fa, fd) = SCARG(uap, fd);
1055 			SCARG(&fa, cmd) = SCARG(uap, cmd);
1056 
1057 			flp = stackgap_alloc(p, &sg, sizeof(struct flock));
1058 			SCARG(&fa, arg) = (void *) flp;
1059 
1060 			error = copyin(SCARG(uap, arg), &ifl, sizeof ifl);
1061 			if (error)
1062 				return error;
1063 
1064 			sunos_to_bsd_flock(&ifl, &fl);
1065 
1066 			error = copyout(&fl, flp, sizeof fl);
1067 			if (error)
1068 				return error;
1069 
1070 			error = sys_fcntl(l, &fa, retval);
1071 			if (error || SCARG(&fa, cmd) != F_GETLK)
1072 				return error;
1073 
1074 			error = copyin(flp, &fl, sizeof fl);
1075 			if (error)
1076 				return error;
1077 
1078 			bsd_to_sunos_flock(&fl, &ifl);
1079 
1080 			return copyout(&ifl, SCARG(uap, arg), sizeof ifl);
1081 		}
1082 		break;
1083 	case SUN_F_RGETLK:
1084 	case SUN_F_RSETLK:
1085 	case SUN_F_CNVT:
1086 	case SUN_F_RSETLKW:
1087 		return (EOPNOTSUPP);
1088 
1089 	default:
1090 		break;
1091 	}
1092 
1093 	ret = sys_fcntl(l, uap, retval);
1094 
1095 	switch (SCARG(uap, cmd)) {
1096 	case F_GETFL:
1097 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
1098 		while (--n >= 0) {
1099 			if (ret & sunfcntl_flgtab[n].bsd_flg) {
1100 				ret &= ~sunfcntl_flgtab[n].bsd_flg;
1101 				ret |= sunfcntl_flgtab[n].sun_flg;
1102 			}
1103 		}
1104 		break;
1105 	default:
1106 		break;
1107 	}
1108 
1109 	return (ret);
1110 }
1111